Local Calling Guide
Area code/prefix search
Austin, TX
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 512-945
| 2 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-07-06 |
|
| 512-945
| 3 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-07-06 |
|
| 512-945
| 4 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-07-06 |
|
| 512-945
| 5 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-07-06 |
|
| 512-945
| 6 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-07-06 |
|
| 512-945
| 7 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-07-06 |
|
| 512-945
| 8 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-07-06 |
|
| 512-945
| 9 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-07-06 |
|
| 512-946
| A |
AUSTTXUHAMD |
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
|
|
| 512-946
| 0 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2008-02-17 |
|
| 512-946
| 1 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2008-02-17 |
|
| 512-946
| 2 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2008-02-17 |
|
| 512-946
| 3 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2008-02-17 |
|
| 512-946
| 4 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2008-02-17 |
|
| 512-946
| 5 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2008-02-17 |
|
| 512-946
| 6 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2008-02-17 |
|
| 512-946
| 7 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2008-02-17 |
|
| 512-946
| 8 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2008-02-17 |
|
| 512-946
| 9 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2008-02-17 |
|
| 512-947
| A |
AUSWTXGXBMD |
6529 T-MOBILE USA, INC. |
558 |
|
|
|
| 512-949
| A |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
|
|
| 512-949
| 0 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2008-10-27 |
|
| 512-949
| 1 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2008-11-06 |
|
| 512-949
| 2 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2008-07-04 |
|
| 512-949
| 3 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2008-07-04 |
|
| 512-949
| 4 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2008-08-22 |
|
| 512-949
| 5 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2008-08-22 |
|
| 512-949
| 6 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2008-08-22 |
|
| 512-949
| 7 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2008-11-23 |
|
| 512-949
| 8 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2009-01-05 |
|
| 512-949
| 9 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2008-03-22 |
|
| 512-952
| A |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
|
|
| 512-952
| 0 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2014-07-11 |
|
| 512-952
| 1 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2014-07-11 |
|
| 512-952
| 2 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2014-07-11 |
|
| 512-952
| 3 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2012-12-31 |
|
| 512-952
| 4 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2012-12-31 |
|
| 512-952
| 5 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2012-12-31 |
|
| 512-952
| 6 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2012-12-31 |
|
| 512-952
| 7 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2012-12-31 |
|
| 512-952
| 8 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2014-07-11 |
|
| 512-952
| 9 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2014-07-13 |
|
| 512-953
| A |
AUSXTXZR0MD |
793K TWC IP ENABLED SERVICES, LLC |
558 |
|
2025-01-29 |
|
| 512-953
| 0 |
AUSXTXZR0MD |
793K TWC IP ENABLED SERVICES, LLC |
558 |
|
2015-04-27 |
|
| 512-953
| 1 |
AUSXTXZR0MD |
793K TWC IP ENABLED SERVICES, LLC |
558 |
|
2015-04-27 |
|
| 512-953
| 2 |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2021-01-20 |
|
| 512-953
| 3 |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2015-05-09 |
|
| 512-953
| 4 |
AUSTTXEE7MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
558 |
|
2015-05-04 |
|
| 512-953
| 5 |
AUSTTXGR25Z |
516C AT&T CORP. |
558 |
|
2015-04-14 |
|
| 512-953
| 6 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2015-02-24 |
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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